72457542320

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{216317}}^1$

素因数の和:216462

約数の個数: 80

約数和(自身を含む): 173815839360

約数和(自身を除く): 101358297040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 79, 80, 106, 158, 212, 265, 316, 395, 424, 530, 632, 790, 848, 1060, 1264, 1580, 2120, 3160, 4187, 4240, 6320, 8374, 16748, 20935, 33496, 41870, 66992, 83740, 167480, 216317, 334960, 432634, 865268, 1081585, 1730536, 2163170, 3461072, 4326340, 8652680, 11464801, 17089043, 17305360, 22929602, 34178086, 45859204, 57324005, 68356172, 85445215, 91718408, 114648010, 136712344, 170890430, 183436816, 229296020, 273424688, 341780860, 458592040, 683561720, 905719279, 917184080, 1367123440, 1811438558, 3622877116, 4528596395, 7245754232, 9057192790, 14491508464, 18114385580, 36228771160, 72457542320]

約数ペア:

[(1, 72457542320), (2, 36228771160), (4, 18114385580), (5, 14491508464), (8, 9057192790), (10, 7245754232), (16, 4528596395), (20, 3622877116), (40, 1811438558), (53, 1367123440), (79, 917184080), (80, 905719279), (106, 683561720), (158, 458592040), (212, 341780860), (265, 273424688), (316, 229296020), (395, 183436816), (424, 170890430), (530, 136712344), (632, 114648010), (790, 91718408), (848, 85445215), (1060, 68356172), (1264, 57324005), (1580, 45859204), (2120, 34178086), (3160, 22929602), (4187, 17305360), (4240, 17089043), (6320, 11464801), (8374, 8652680), (16748, 4326340), (20935, 3461072), (33496, 2163170), (41870, 1730536), (66992, 1081585), (83740, 865268), (167480, 432634), (216317, 334960)]